74356668535428 has 36 divisors (see below), whose sum is σ = 187957616654080. Its totient is φ = 24785492578416.

The previous prime is 74356668535397. The next prime is 74356668535549. The reversal of 74356668535428 is 82453586665347.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×74356668535428³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12809901 + ... + 17686347.

Almost surely, 2^{74356668535428} is an apocalyptic number.

It is an amenable number.

74356668535428 is an abundant number, since it is smaller than the sum of its proper divisors (113600948118652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74356668535428 is a wasteful number, since it uses less digits than its factorization.

74356668535428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300016 (or 5300011 counting only the distinct ones).

The product of its digits is 3483648000, while the sum is 72.

The spelling of 74356668535428 in words is "seventy-four trillion, three hundred fifty-six billion, six hundred sixty-eight million, five hundred thirty-five thousand, four hundred twenty-eight".